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a) [tex]\frac{1}{2}(3a - 2) = 1\frac{1}{2} a-1[/tex]
b) [tex]\frac{2}{3} (1,5 + 3x) = 1 + 2x[/tex]
c) [tex]k(3l+2m) = 3kl + 2km[/tex]
d) [tex]-p(r-5s) = -pr +5ps[/tex]